<template>
  <div class="cartcontrol">
    <transition>
      <div class="cart-decrease" v-show="food.count>0" @click.stop="decreaseCart">
        <span class="inner icon-remove_circle_outline"></span>
      </div>
    </transition>
    <div class="cart-count" v-show="food.count>0">{{food.count}}</div>
    <div class="cart-add icon-add_circle" @click.stop="addCart"></div>
  </div>
</template>

<script type="text/ecmascript-6">
import Vue from 'vue'
export default {
  props: {
    food: {
      type: Object
    }
  },
  created() {
  },
  methods: {
    addCart(event) {
      if (!event._constructed) {
        return
      }
      if (!this.food.count) {
        Vue.set(this.food, 'count', 1)
      } else {
        this.food.count++
      }
      this.$emit('cartAdd', event.target)
    },
    decreaseCart(event) {
      if (!event._constructed) {
        return
      }
      if (this.food.count) {
        this.food.count--
      }
    }
  }
}
</script>

<style lang="scss" rel="stylesheet/scss">
    .cartcontrol {
      font-size: 0;
      .cart-decrease {
        display: inline-block;
        padding: 6px;
        transition: all 0.4s linear;
        opacity: 1;
        transform: translate3D(0, 0, 0);
        .inner {
          display: inline-block;
          line-height: 24px;
          font-size: 24px;
          color: rgb(0, 160, 220);
          transition: all .4s linear;
          transform: rotate(0);
        }
        &.v-enter,
        &.v-leave-active {
          opacity: 0;
          transform: translate3D(24px, 0, 0);
          .inner {
            transform: rotate(180deg)
          }
        }
      }
      .cart-count {
        display: inline-block;
        vertical-align: top;
        width: 12px;
        padding-top: 6px;
        line-height: 24px;
        text-align: center;
        font-size: 10px;
        color: rgb(147, 153, 159);
      }
      .cart-add {
        display: inline-block;
        padding: 6px;
        line-height: 24px;
        font-size: 24px;
        color: rgb(0, 160, 220);
      }
    }
</style>
